Objective To investigate the extent to which fecundability is associated with active smoking,
time since smoking cessation, and passive smoking. Design Prospective cohort study …

STUDY QUESTION To what extent is cigarette smoking associated with reduced
fecundability? SUMMARY ANSWER Current female smokers, particularly those who had …

OBJECTIVE: To investigate associations between early smoking initiation, risk-taking
behavior and reproductive health. METHOD: A random sample of 69,486 women aged 18 …

Objective: To determine whether passive as well as active smoking by women or smoking by
men is associated with delayed conception, after adjustment for confounding factors …

Objective To investigate the association between smoking and infertility. Design Prospective
study. Setting Nationwide cohort. Patients 28,606 women and 27,096 men with …

Background and aims Studies in patients seeking medically assisted reproduction have
shown that smoking reduces fertility, but little information is available in the general …

Abstract During 1992–1995, 430 Danish couples were recruited after a nationwide mailing
of a letter to 52, 255 trade union members who were 20–35 years old, lived with a partner …

BACKGROUND Animal studies have shown that in utero exposure to chemicals in tobacco
smoke reduces female fertility, but epidemiological findings have been inconsistent …

There are several life style choices which may impact fertility and thus national birth rate.
Epidemiological cohort studies indicates that modification of life style habits, among them …

A total of 2198 mothers were interviewed at the 20th week of pregnancy and their smoking
habits before pregnancy and the time from discontinuation of contraception to the beginning …